Climate averages 1991–2020

Bristol weather
in June.

A mild, moderately wet month: the 3rd warmest and the joint 5th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 18.6°C Daytime mean, June

Average low 11.2°C Night-time mean, June

Rainfall 62 mm 11 days with ≥1 mm

Daylight 17 h Sunrise to sunset, per day

June is a mild month in Bristol: daytime highs average 18.6°C and nights cool to about 11.2°C. By daytime temperature it is the 3rd warmest of the 12 months.

Expect about 62 mm of rain on roughly 11 days, which makes June a moderately wet month (the joint 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 16 h 32 min on an average June day.

The nearest other city in this atlas is Bath (19 km away). In June its highs average 18.2°C, about as warm as Bristol, with 60 mm of rain.

Among the 143 cities listed in the United Kingdom, Bristol ranks joint 43rd of 143 for the warmest June highs and joint 70th of 143 for the driest June (rainfall, lowest first). The mean June high of those 143 cities is 17.9°C; Bristol is 0.7°C warmer than that mean.

From June to July, average highs rise by 1.9°C to 20.5°C, and monthly rainfall falls from 62 mm to 61 mm.

The annual picture

June in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Bristol climate table

1991–2020

Monthly climate averages for Bristol, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	7.5°C2.7°C	2.7°C	67	12.4	8.48 h
February	8.0°C2.4°C	2.4°C	53	10.3	9.910 h
March	10.2°C3.5°C	3.5°C	55	10.2	11.812 h
April	12.9°C5.2°C	5.2°C	62	11.6	13.814 h
May	15.9°C8.3°C	8.3°C	67	11.9	15.616 h
June, selected	18.6°C11.2°C	11.2°C	62	10.6	16.517 h
July	20.5°C13.1°C	13.1°C	61	10.9	16.116 h
August	20.1°C13.1°C	13.1°C	69	10.8	14.615 h
September	17.8°C11.0°C	11.0°C	56	9.7	12.713 h
October	14.1°C8.5°C	8.5°C	74	11.8	10.711 h
November	10.3°C5.3°C	5.3°C	73	12.6	8.99 h
December	7.8°C3.2°C	3.2°C	73	11.9	7.98 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

June in nearby cities

Distance from Bristol

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Bristol) is explained once on the Bristol year overview and on the Sources, method and limits page.